STAMFORD, Conn.--(BUSINESS WIRE)--Silgan Holdings Inc. (Nasdaq:SLGN), a leading supplier of rigid packaging for shelf-stable food and other consumer goods products, will release its third quarter 2015 earnings results on Wednesday, October 21, 2015, before the U.S. markets open. At 11:00 A.M. eastern time on that day, Silgan will hold a conference call to discuss the Company’s results and performance for this period. The toll free number for the conference call for those in the U.S. and Canada